Finding the Fourth Proportional to 1,369,344.03, 1,889,057.97 and 886,065.18
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Solution
The fourth proportional to 1,369,344.03, 1,889,057.97 and 886,065.18 is: 1,222,357.90
Step by Step Solution
- Step 1: Write the proportion equation
1,369,344.03 : 1,889,057.97 = 886,065.18 : x - Step 2: Convert to fraction form
1,369,344.03/1,889,057.97 = 886,065.18/x - Step 3: Cross multiply
1,369,344.03x = 1,889,057.97 × 886,065.18 - Step 4: Simplify right side
1,369,344.03x = 1,673,828,490,218.48 - Step 5: Solve for x
x = 1,673,828,490,218.48/1,369,344.03 - Step 6: Final answer
x = 1,222,357.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.